using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// 交通灯功能设置
/// </summary>
public class TraficLightSet : MonoBehaviour
{
    
    public Sprite upTImg, downTImg, leftTImg, rightTImg,crossRoadImg;
   
    public TraficTimeSet upSet, downSet, leftSet, rightSet;
    [Header("UI组件")]
    public Button setOverBtn;
    public Image roadBGImg;

    
    private TraficLightPut currentPut;

    private void Start()
    {
        setOverBtn.onClick.AddListener(CheckSet);
    }

    /// <summary>
    /// 检查设置是否完成
    /// </summary>
    private void CheckSet()
    {

        PutTraficLight();
        this.gameObject.SetActive(false);
    }

    /// <summary>
    /// 放置红绿灯模型和UI
    /// </summary>
    private void PutTraficLight()
    {
        switch (currentPut.traficType)
        {
            case TraficRoadType.十:

                int num = 4;
                GameObject[] group = new GameObject[num];
                TraficLightUI[] uiGroup = new TraficLightUI[num];
                for (int i = 0; i < num; i++)
                {
                    GameObject go = new GameObject();
                    group[i] = go;
                    GameObject ui = GameObject.Instantiate(Resources.Load<GameObject>("Prefab/TraficLightUI"));
                    uiGroup[i] = ui.GetComponent<TraficLightUI>();
                }
                group[0].transform.position = currentPut.upPoint.position;
                group[1].transform.position = currentPut.downPoint.position;
                group[2].transform.position = currentPut.leftPoint.position;
                group[3].transform.position = currentPut.rightPoint.position;

                float random = Random.Range(0f, 1f);
                bool isGreen = random > 0.5f ? true : false;
                uiGroup[0].Init(isGreen,upSet, currentPut.upPoint,LightDir.up, uiGroup[2]);//上
                uiGroup[1].Init(isGreen, downSet, currentPut.downPoint,LightDir.down, uiGroup[3]);//下
                uiGroup[2].Init(!isGreen, leftSet, currentPut.leftPoint,LightDir.left, uiGroup[0]);//左
                uiGroup[3].Init(!isGreen, rightSet, currentPut.rightPoint,LightDir.right, uiGroup[1]);//右


                break;
            case TraficRoadType.leftT:

                break;
            case TraficRoadType.rightT:

                break;
            case TraficRoadType.upT:

                break;
            case TraficRoadType.downT:

                break;
        }
       
    }

    public void ShowTraficSetPanel(TraficRoadType type,TraficLightPut put)
    {
       

        switch (type)
        {
            case TraficRoadType.十:
                upSet.gameObject.SetActive(true);
                downSet.gameObject.SetActive(true);
                leftSet.gameObject.SetActive(true);
                rightSet.gameObject.SetActive(true);

                upSet.SetPaterner(downSet);
                leftSet.SetPaterner(rightSet);
                //道路背景图设置
                roadBGImg.sprite = crossRoadImg;
                break;
            case TraficRoadType.leftT:

                break;
            case TraficRoadType.rightT:

                break;
            case TraficRoadType.upT:

                break;
            case TraficRoadType.downT:

                upSet.gameObject.SetActive(false);
                downSet.gameObject.SetActive(true);
                leftSet.gameObject.SetActive(true);
                rightSet.gameObject.SetActive(true);

               
                leftSet.SetPaterner(rightSet);
                //道路背景图设置
                roadBGImg.sprite = downTImg;
                break;
        }

        this.gameObject.SetActive(true);
        
        currentPut = put;

    }
}